Update README.md

README.md

@@ -1,5 +1,5 @@
 ---
-license: cc-by-nc-4.0
+license: cc0-1.0
 task_categories:
 - reinforcement-learning
 - tabular-classification
@@ -20,8 +20,7 @@ pretty_name: ChessMate Opening Statistics v1.0
 <div align="center">
 
 ![Dataset Banner](https://capsule-render.vercel.app/api?type=waving&color=0:2c3e50,100:3498db&height=180&section=header&text=Opening%20Database%20v1&fontSize=50&animation=fadeIn&fontAlignY=35&desc=Optimized%20SQLite%20Stats%20for%20Chess%20Engines)
-
-[![License: CC BY-NC 4.0](https://img.shields.io/badge/License-CC%20BY--NC%204.0-lightgrey.svg)](https://creativecommons.org/licenses/by-nc/4.0/)
+[![License: CC0-1.0](https://img.shields.io/badge/License-CC0%201.0-lightgrey.svg)](http://creativecommons.org/publicdomain/zero/1.0/) 
 ![Format](https://img.shields.io/badge/Format-SQLite3-green)
 ![Size](https://img.shields.io/badge/Size-30MB+-orange)
 
@@ -48,15 +47,6 @@ The main file is `chess_stats.db`.
 | `fen` | TEXT (PK) | The board position in FEN format. |
 | `stats` | TEXT | JSON string containing move counts and win rates. |
 
-## ⚠️ License
-
-This dataset is licensed under **CC BY-NC 4.0** (Attribution-NonCommercial 4.0 International).
-
-**You are free to:**
-- Use this data for research, education, and personal projects.
-
-**You may NOT:**
-- Sell this data or use it in a commercial product without permission.
 
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 <div align="center">